As native trees in the Pacific Northwest die off due to climate changes, the U.S. Forest Service and others are turning to a strategy called “assisted migration.” Tree growing ranges
As tree species face decline, assisted migration gains popularity in Pacific Northwest go.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from go.com Daily Mail and Mail on Sunday newspapers.
PORTLAND, Oregon (AP) As native trees in the Pacific Northwest die off due to climate changes, the U.S. Forest Service, Portland, Oregon and citizen groups around Puget Sound are turn.
As native trees in the Pacific Northwest die off due to climate changes, the U.S. Forest Service and others are turning to a strategy called “assisted migration.” Tree growing ranges